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Single Family ResidenceResidential
$585,439$349 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $572,500 on Jun 25, 2025

1426 WALTER MAPP DR

RIVERSIDE, IA 52327
3
Beds
5 / 2
Baths
1,678 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
1.61 ac
Lot SizeThe size of the land the home sits on, from county records.
2014
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$585K
$538K low$633K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$572,500 · Jun 25, 2025
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$70,189
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$56,151
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.87%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$515,250
FARMERS STATE BANK · 6.5% 1 · recorded Jun 25, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,504 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$534,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$68,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$466,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$500,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$534,600

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
35
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
75
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
62
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWashington
Lot (acres)The size of the land the home sits on, from county records.1.61
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 100 ft²Porch · 60 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Highland Middle SchoolC+
Middle · Grades 6–8 · 2.9 mi
H
Highland High SchoolB-
High · Grades 9–12 · 2.9 mi
E
Highland Elementary SchoolC-
Elementary · Grades PK–5 · 3.4 mi

District: Highland Community School District

Neighborhood · ZIP 52327These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.132
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.4,602
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.55 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,498
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,299
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

1426 Walter Mapp Dr measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Among the most valuable homes in Washington County
  • Costs more per square foot than 98% of homes in Washington County
  • Has a bigger lot than 73% of homes in Washington County
  • Newer than 93% of homes in Washington County

What homes are worth in Riverside 52327

Each bar is how many homes fall in that price range. The marker is this home.

This home
$113K$646K

This home is worth more than 96% of homes in Riverside 52327.

How it measures up in Riverside 52327

The dot is this home. The mark in the middle is the typical home in Riverside 52327.

Estimated value$585,439
CheaperTypical $321,732Pricier

Pricier than 96% of homes nearby

Price per ft²$349
CheaperTypical $195Pricier

Pricier than 95% of homes nearby

Living area1,678 ft²
SmallerTypical 1,604 ft²Bigger

Bigger than 56% of homes nearby

Lot size1.61 ac
SmallerTypical 1.23 acBigger

Bigger than 57% of homes nearby

Year built2014
OlderTypical 1993Newer

Newer than 88% of homes nearby

How 1426 Walter Mapp Dr ranks against every home in each area.
MeasureThis homeRiverside 52327Washington County
Estimated valuepricier than$585,43996% of homesalmost all homes
Price per ft²pricier than$34995% of homes98% of homes
Living areabigger than1,678 ft²56% of homes61% of homes
Lot sizebigger than1.61 ac57% of homes73% of homes
Year builtnewer than201488% of homes93% of homes

About 1426 Walter Mapp Dr

How much is 1426 Walter Mapp Dr, Riverside, IA worth?

The TopHap Estimate for 1426 Walter Mapp Dr, Riverside, IA is $585,439 as of Jul 14, 2026. The likely range is $538,319 to $632,559. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1426 Walter Mapp Dr, Riverside, IA last sell?

1426 Walter Mapp Dr, Riverside, IA last sold on Jun 25, 2025 for $572,500, according to the county's recorded deed.

How big is 1426 Walter Mapp Dr, Riverside, IA?

1426 Walter Mapp Dr, Riverside, IA has 3 bedrooms, 5 bathrooms, 1,678 square feet of living space and a 1.61-acre lot.

When was 1426 Walter Mapp Dr, Riverside, IA built?

1426 Walter Mapp Dr, Riverside, IA was built in 2014, making it 12 years old. The building has 1 story.

What schools serve 1426 Walter Mapp Dr, Riverside, IA?

1426 Walter Mapp Dr, Riverside, IA is assigned to Highland Middle School (middle), rated C+; Highland High School (high), rated B-; Highland Elementary School (elementary), rated C-. All sit in Highland Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1426 Walter Mapp Dr, Riverside, IA compare to other homes in Riverside 52327?

Among the 1,388 homes in Riverside 52327, it is worth more than 96% of them ($585,439 against a typical $321,732), its price per square foot is higher than 95% of them ($349 against a typical $195), it is bigger than 56% of them (1,678 ft² against a typical 1,604 ft²), its lot is bigger than 57% of them (1.61 ac against a typical 1.23 ac) and it is newer than 88% of them (2014 against a typical 1993). Measured against all of Washington County, it is worth more than almost all homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1426 Walter Mapp Dr, Riverside, IA?

The 2024 property tax bill for 1426 Walter Mapp Dr, Riverside, IA was $6,504. The county assessed it at $534,600.

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Assigned schools

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See this home in context

Open 1426 Walter Mapp Dron TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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